106 



BKACHIOPODA. 



exigua, Hall, 1847, Pal. N. Y., vol. 1, 

 Trenton Gr. [Sig. small.] ^ 



eximia, see Stenoschisma eximia. 



extanSy see Camarella extans. 



flabella, syn. for Leptoeoelia hemispherica. 



flabellites, see Leptoeoelia flabellites. 



galeata, see Pentamerus galeatus. 



gibbosa. Hall, 1852, Pal. N. Y., vol. 2, 

 Clinton Gr. [Sig. gibbous, tumid.] 



ghhuliformis, see Leiorhynehus globuli- 

 formis. 



hemiplicata, see Camarella hemiplicata. 



hemispherica, see Leptoeoelia hemispher- 

 ica. 



hirsuta, see Treraatospira hirsuta. 



hystrix, Hall, 1843, Geo. Eep. 4th Dist. 

 N. Y., Chemung Gr. [Sig. covered 

 with spines.] 



impressa, Hall, 1857, 10th Reg. Rep., 

 Schoharie grit. [Sig. impressed.] 



impressa, Shaler. The name was preoc- 

 cupied. 



increhescens, syn. for Rhynchonella capax. 



injiata, Conrad, 1843, Geo. Rep. 3rd Dist. 

 N. Y., Catskill Gr. [Sig. inflated.] 



intermedia, Hall, 1852, Pal. N. Y., vol. 2, 

 Clinton Gr. [Sig. intermediate.] 



interplicata, see Anastrophia interplicata. 



lassvis, see M crista Isevis. 



lamellata, see Rhynchonella lamellata. 



laticosta, Phillips, 1841, (Terebratula lati- 

 costa) Pal. Foss. Devonian. [Sig. 

 wide-ribbed.] This species is not 

 clearly identified in America. 



lentiformis, syn. for A try pa reticularis. 



limilaris, see Leiorhynehus limitaris. 



marginalis (?), Dalman, 1827, (Terebra- 

 tula marginalis) Vet. Acad., Niagara 

 Gr. [Sig. bordered.] 



medialis, see Eatonia medialis. 



mesacostalis, see Leiorhynehus mesacos- 

 talis. 



modesta, see Zygospira modesta. 



nasuta, see Meristella nasuta. 



naviformis. Hall, 1843, Geo. 4th Dist. N. 

 Y., Clinton Gr. [Sig. resembling a 

 boat.] 



neglecta, see Rhynchonella neglecta. 



nitida, see Meristina nitida. 



nitida var. oblata, see Meristina nitida var. 

 oblata. 



nodostriata, Hall, 1852, Pal. N. Y., vol. 

 2, Niagara Gr. [Sig. rough and 



nucleolata,' Hall, 1852, Pal. N. Y., vol. 2, 



Coralline limestone. [Ety. nxicleus, a 



kernel ; latus, wide.] 

 nucleus, see Camarella nucleus, 

 oblata. Hall, 1852, Pal. N. Y., vol. 2, 



Medina Gr. [Sig. oblate.] 

 ohtusiplicata, see Rhynchonella obtusipli- 



cata. 

 octocostata, see Pentamerella arata. 

 pectdiaris, see Eatonia peculiaris. 

 planoconvexa, see Leptoeoelia planocon- 



vexa. 

 plebeia, Conrad, 1843, Geo. Rep. 3rd Dist. 



N. Y., Ham. Gr. Preoccupied name. 



pleiopleura, see Rhynchonella pleiopleura. 



plena, see Rhynchonella plena. 



plicata, see Rhynchonella plicata. 



plicatella (f), see Rhynchonella plicatella. 



plicatula, see Rhynchonella plicatula. 



plicifera, see Rhynchonella plicifera. 



polita, see Athyris polita. 



prisca, syn. for Atrypa reticularis. 



pseudomarginalis. Hall, 1860, 13th Reg. 

 Rep., Up. Held. Gr. [Sig. false- 

 margined.] 



quadricostata. Hall, 1843, see Rhyncho- 

 nella quadricostata. 



quadricostata, Hall, 1852, see Rhyncho- 

 nella quadricostata. 



recti plicata, Conrad, 1842, Jour. Acad. 

 Nat. Sci., vol. 8, Low. Held. Gr. [Sig. 

 straigh t-pli cated . ] 



recurvirostra, see Rhynchonella recurvi- 

 rostra. 



reticularis, Linnaeus, 1767, (Anomia reti- 

 cularis) Syst. Nat., ed. 12. It occurs 

 with its varieties in all the Groups of 

 the Upper Silurian and Devonian 

 formations except the Oriskany sand- 

 stone. Some of its varieties or syn- 

 onyms are Atrypa affinis, A. lenti- 

 formis, A. prisca, A. tribulis, Hippari- 

 onyx consimilaris, etc. [Sig. reticu- 

 lated.] 



robusta, see Rhynchonella robusta. 



rostrata, see Meristella rostrata. 



rugosa, see Rhynchonella rugosa. 



scitula, see Meristella scitula. 



semiplicata, see Rhynchonella semiplicata. 



singularis, see Eatonia singularis. 



sordida, see RhyncJwnell'a sordida. 



spinosa. Hall, 1843, Geo. 4th Dist. N. Y., 

 Cornif., Ham., TuUy & Chemung Gr. 

 Equal to Atrypa aspera var. occiden- 

 talis. 



subcuboides, D'Orbigny, see Rhynchonella 

 venustula. 



subtiigonalis, see Rhynchonella subtrigon- 

 alis. 



sulcata, see Merista sulcata. 



tenuilineata, Hall, 1843, Geo. 4th Dist. 

 N. Y., Chemung Gr. [Ety. tenuis, 

 fine ; lineatus, lined.] 



tribulis, syn. for Atrypa reticularis. 



tumida, see Athyris tumida. 



unguiformis, syn. for Orthis hipparionyx. 



unisulcata, see Meristella unisulcata. 

 AuLOSTEGES, Hclmcrson, 1847, Bull, de la 

 Classe Physi. Math. Acad. Sci. St. 

 Petersburg. [Ety. aulos, a tube; 

 stege, a chamber.] 



guadalupensis, Shumard, 1858, Trans. St. 

 Louis Acad. Sci., Permian Gr. [Ety. 

 proper name.] 



spondyliformis. White & St. John, 1868, 

 Trans. Chi. Acad. Sci., Up. Coal Meas. 

 [Sig. vertebra-formed.] 

 Brachym£rus, Shaler. The name was pre- 

 occupied for a genus of Coleoptiera. 

 See Anastrophia. 



